Netgear Nighthawk M3 Mobile Router Black

Netgear Nighthawk M3 Mobile Router

5G

In stock

Order by midnight for free next-working-day home delivery

Get a secure and reliable internet connection with the compact and high-performance Nighthawk M3 hotspot. Supporting WiFi 6 and delivering 5G connectivity, you can enjoy seamless multi-device streaming, gaming and more – while you’re on the go.

Looking for Netgear Nighthawk M6 mobile 5G router?

Looking for Netgear Nighthawk M1 mobile 4G router?

Looking for TCL Linkzone MW63 mobile 4G router?

Choose your plan

Pick a pre-built plan

Customise your plan

80GB

DATA

36 month Device Plan

Monthly rolling Airtime Plan

Plans unlinked after 24 months

Upfront

.00

MONTHLY

£7.00 Device + £7.00 Airtime

Total monthly cost increasing to:

£21.00 from
Jan 2026 bill

£21.75 from
Apr 2026 bill

£22.50 from
Apr 2027 bill

Airtime Plan will increase every April bill thereafter by 75p

Plan and pricing information

300GB

DATA

36 month Device Plan

Monthly rolling Airtime Plan

Plans unlinked after 24 months

Upfront

.00

MONTHLY

£7.00 Device + £10.00 Airtime

Total monthly cost increasing to:

£27.00 from
Jan 2026 bill

£27.75 from
Apr 2026 bill

£28.50 from
Apr 2027 bill

Airtime Plan will increase every April bill thereafter by 75p

Plan and pricing information

Unlimited

DATA

36 month Device Plan

Monthly rolling Airtime Plan

Plans unlinked after 24 months

Upfront

.00

MONTHLY

£7.00 Device + £15.00 Airtime

Total monthly cost increasing to:

£37.00 from
Jan 2026 bill

£37.75 from
Apr 2026 bill

£38.50 from
Apr 2027 bill

Airtime Plan will increase every April bill thereafter by 75p

Plan and pricing information

Choose your Extra

Get up to six months' Disney+ or another Extra, on us

Design your own plan

Spread the device cost over 3-36 months, 0% APR

Get more out of life

With extra benefits for being with both Virgin Media and O2

Features

Powerful SDX62 Qualcomm processor

5G and 4G speeds

Reliable connectivity

Long-lasting 5400mAh battery

Tech specs

Overall

Battery

5400 mAh

Dimensions (mm)

105 x 105 x 21.5 mm

Operating System

Linux ARM with android layer

Processor

SDX62 Qualcomm

SAR Rating

Maximum SAR value is 1.649 W/kg averaged over 10 grams of tissue

Screen Size (inches)

2.4 inch

Type of Display

LCD

Weight (g)

256g

What's In The Box

Nighthawk M3 Mobile Hotspot, Battery (pre-installed or separate depending on packaging), USB-C Cable (for charging and data transfer), Quick Start Guide (with setup instructions), Warranty and Safety Information

Connectivity

Band Type

5G Sub-6 Bands Supported: n1, n2, n3, n5, n7, n8, n20, n28, n38, n40, n41, n71, n77, n78, 4G LTE Bands Supported: B1, B2, B3, B4, B5, B7, B8, B12, B13, B14, B20, B28, B38, B40, B41, B42, B66

Bluetooth

Charger in box

Yes

Network Technology

Download Speed

Up to 2.5 Gbps

Dual SIM

Fast Charging

Yes

NFC

SIM Type (Nano etc)

Nano

Type Of Charger Connector

USB-C

Wi-Fi

Yes

Wi-Fi and 4G Calling

Yes

Wireless Charging

Why O2?

A network you can trust

We're here for you whenever you need us. So you can stay connected to the people that matter.

Get Priority

From unique prize draws to unforgettable moments. Priority gives you invite-only access to gigs, perks and experiences.

My O2

Check your bill, view your balance, add Bolt Ons and more. Anytime, anywhere.

A network you can trust

We're here for you whenever you need us. So you can stay connected to the people that matter.

Get Priority

From unique prize draws to unforgettable moments. Priority gives you invite-only access to gigs, perks and experiences.

My O2

Check your bill, view your balance, add Bolt Ons and more. Anytime, anywhere.

SUMMER SALE

1 COLOUR

Netgear

Nighthawk M6 Mobile Router

3.5

Get 50% off your airtime for the first six months. Ends 30 July.

.00

Upfront

.00 †

A month

£14.00 Device +

£14.00 * Airtime

36 month Device Plan.

Monthly rolling Airtime Plan.

SUMMER SALE

1 COLOUR

TCL

Linkzone MW63

3.3

Get 50% off your airtime for the first six months. Ends 30 July.

.00

Upfront

.50 †

A month

£2.50 Device +

£14.00 * Airtime

24 month Device Plan.

Monthly rolling Airtime Plan.

FAQs

What is connectivity like on the Netgear Nighthawk M3?

Stay connected on O2's expansive network. M3 delivers strong mobile WiFi signal, connecting devices up to 1,000 square feet — so you can take broadband wherever you go. 5G speeds up to 2.5Gbps support super-fast downloads, streaming and gaming. Network coverage and download speed may vary on the area, but the external antenna ports enable extended coverage for larger buildings or remote areas.

What size is the Netgear Nighthawk M3?

At 105mm (4.14 inches) in width and depth, 21.5mm (0.85 inches) in height, and weighing just 256g (0.56lbs) with the battery—M3 is the perfect lightweight travel companion for trips away or remote work.

What is the battery life like?

Stay connected throughout the day with up to 13 hours of battery life, depending on usage. Fast charge the 5400 mAh battery via USB-C.

Can multiple devices connect to Netgear Nighthawk M3?

Yes, you can. Connect up to 32 multiple devices at the same time on a private network, without draining your battery.

Is there a touch screen display?

No, there isn't. M3 comes with a 2.4 inch LCD color screen. Check out the Nighthawk M6 for a touch screen display.

What ports are on the mobile router?

Enjoy a USB-C port and 2 external antenna ports (TS-9 connector) on the M3.

What SIM card does the Netgear Nighthawk M3 use?

A nano SIM card. Choose an O2 data plan for your mobile broadband device, and you'll receive everything you need to get up and running in no time.

Go to help and support

The legal bit

Custom plans

Direct purchases only. Pay the cash price for your device or spread the cost over 3 to 36 months (excludes dongles). Certain device costs available to be spread over 3 to 48 months. The cost of your Device will be the same however long you choose. There may be an upfront cost. For customers who took out an O2 Refresh custom plan on or after 17 December 2021, your Airtime Plan and Device plans unlink after 24 months. This means that if you are in the first 24 months of your Device Plan you will have to pay off your Device Plan in full if you decide to end your Airtime Plan. After 24 months you can: keep your Airtime and Device Plans without changing anything Cancel your Airtime Plan and keep paying off your Device Plan instalments or, Cancel your Airtime Plan and pay off your Device Plan in full. For customers who took out an O2 Refresh custom plan before the 17 December 2021 the Airtime and Device Plans remain linked for the duration of the Device Plan, this means you will have to pay off your Device Plan in full if you decide to end your Airtime Plan at any point.

UK calls/texts to standard UK landlines and mobiles and when roaming in our Europe Zone. Fair Usage policy applies. Special and out of bundle numbers chargeable. 4G phone required to access 4G. 4G available in selected areas.

Change your airtime tariff after 30 days and then once every billing month during your minimum contract period, choosing from a selected family of tariffs. Some tariff extras are only available on the starting tariff, are not transferable, and may be lost if you change to an ineligible tariff. Devices are subject to availability.

0% APR. Finance subject to status and credit checks, 18+, Direct Debit. Credit provided by Telefonica UK Ltd, 500 Brook Drive, Reading, RG2 6UU, UK. Terms apply, see o2.co.uk/terms.

Get Unlimited Data

Unlimited Data available on O2 Custom Plans on selected handsets and selected SIM Only tariffs. Fair use policy applies, personal and non-commercial usage only. If you regularly use 650GB of data per month or tether 12 or more devices we may consider this to be non permitted use and have the right to move you to a more suitable plan. For full terms see www.o2.co.uk/terms.

*Subject to Annual Price Increase

Monthly price of your Airtime Plan will increase by £1.80 each April, except Data Only and Smartwatch Plans which will increase by 75p. Out of bundle charges increase by 5% every 1 April.

Your Custom Plan - Representative Example

Duration of Device Plan: 36 months
Monthly device payment: £7.00
Credit amount: £251.99
Interest rate (fixed): 0%
Representative APR: 0%
Upfront cost: £0.00
Total amount payable for device: £251.99
Cash price: £251.99

Direct purchases only. Pay the cash price for your device or spread the cost over 3 to 36 months (excludes dongles). Certain device costs available to be spread over 3 to 48 months. The device cost will be the same whatever you choose. There may be an upfront cost. You can pay off your Device Plan at any time and choose to keep your Airtime Plan, upgrade it, or leave. If you are in the first 24 months of your Device Plan and you cancel your Airtime Plan you will have to pay the remainder of your Device Plan in full. After 24 months you can keep your Airtime Plan, upgrade it, or end it without affecting your Device Plan.

Plans unlink after 24 months

For customers who took out an O2 Refresh custom plan on or after 17 December 2021, your Airtime Plan and Device plans unlink after 24 months. This means that if you are in the first 24 months of your Device Plan you will have to pay off your Device Plan in full if you decide to end your Airtime Plan (but we won’t charge you an Early Termination Charge to exit your Airtime Plan).

After 24 months you can: keep your Airtime and Device Plans without changing anything, Cancel your Airtime Plan and keep paying off your Device Plan instalments or, Cancel your Airtime Plan and pay off your Device Plan in full. For customers who took out an O2 Refresh custom plan before the 17 December 2021, the Airtime and Device Plans remain linked for the duration of the Device Plan, this means you will have to pay off your Device Plan in full if you decide to end your Airtime Plan at any point (but we won’t charge you an Early Termination Charge to exit your Airtime Plan).

Netgear Nighthawk M3 Mobile Router

5G